diff options
Diffstat (limited to 'strings/strnmov.c')
-rw-r--r-- | strings/strnmov.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/strings/strnmov.c b/strings/strnmov.c new file mode 100644 index 00000000000..ffc4a62f75e --- /dev/null +++ b/strings/strnmov.c @@ -0,0 +1,36 @@ +/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with this library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, + MA 02111-1307, USA */ + +/* + strnmov(dst,src,length) moves length characters, or until end, of src to + dst and appends a closing NUL to dst if src is shorter than length. + The result is a pointer to the first NUL in dst, or is dst+n if dst was + truncated. +*/ + +#include <global.h> +#include "m_string.h" + +char *strnmov(register char *dst, register const char *src, uint n) +{ + while (n-- != 0) { + if (!(*dst++ = *src++)) { + return (char*) dst-1; + } + } + return dst; +} |